ToolBar.onbeforeclose event

Occurs immediately before the ToolBar is closed.
Learn about events with Quickstart: adding HTML controls and handling events.
Syntax
<div data-win-control="WinJS.UI.ToolBar" data-win-options="{onbeforeclose : handler}" />
function handler(eventInfo) { /* Your code */ } // addEventListener syntax toolBar.addEventListener("beforeclose", handler); toolBar.removeEventListener("beforeclose", handler);
Event information
| Synchronous | No |
|---|---|
| Bubbles | Yes |
| Cancelable | Yes |
Event handler parameters
- eventInfo
-
Type: CustomEvent
An object that contains information about the event.
Requirements
|
Minimum WinJS version |
WinJS 4.0 |
|---|---|
|
Namespace |
WinJS.UI |
See also
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